| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [verb] on a | 97 |
|
| 2 | i [vb past] been [verb] a | 52 |
|
| 3 | i [vb past] been [verb] on | 25 |
|
| 4 | i [vb past] [verb] on a | 20 |
|
